Mineralogy Database

Alunogen Mineral Data

Search Webmineral :

General Alunogen Information

Help on Chemical  Formula: Chemical Formula: Al2(SO4)3•17(H2O)
Help on Composition: Composition: Molecular Weight = 648.41 gm
   Aluminum   8.32 %  Al   15.72 % Al2O3
   Hydrogen   5.29 %  H    47.23 % H2O
   Sulfur    14.84 %  S    37.04 % SO3
   Oxygen    71.56 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al2(SO4)3•17(H2O)
Help on Environment: Environment: Secondary mineral commonly associated with coals and pyritiferous shales in arid regions.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1832
Help on Locality: Locality: Alum Mountain district, Grant County, New Mexico, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Latin alumen ="alum" and the Greek genos ="origin."
Help on Name Pronunciation: Name Pronunciation: Alunogen Say ALUNOGEN
Help on Synonym: Synonym: Aluminum Sulfate
  ICSD 4292
  PDF 26-1010